Java List Create createColumnsToken(List columnnames)

Description

create Columns Token

License

Apache License

Declaration

public static String createColumnsToken(List<String> columnnames) 

Method Source Code

//package com.java2s;
/*//from   w ww.j av a2 s  .  co  m
 * Copyright 2014 Toshiaki Kamoshida
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.List;

public class Main {
    public static String createColumnsToken(List<String> columnnames) {

        if (columnnames == null | columnnames.isEmpty()) {
            return "";
        }
        StringBuilder sb = new StringBuilder();
        for (String colname : columnnames) {
            sb.append(colname);
            sb.append(",");
        }
        sb.deleteCharAt(sb.length() - 1);
        return sb.toString();

    }
}

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